Finding the Fourth Proportional to 7,342,283,851.14, 10,132,034,879.52 and 4,170,457,893.18
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Solution
The fourth proportional to 7,342,283,851.14, 10,132,034,879.52 and 4,170,457,893.18 is: 5,755,051,928.52
Step by Step Solution
- Step 1: Write the proportion equation
7,342,283,851.14 : 10,132,034,879.52 = 4,170,457,893.18 : x - Step 2: Convert to fraction form
7,342,283,851.14/10,132,034,879.52 = 4,170,457,893.18/x - Step 3: Cross multiply
7,342,283,851.14x = 10,132,034,879.52 × 4,170,457,893.18 - Step 4: Simplify right side
7,342,283,851.14x = 42,255,224,837,286,903,808 - Step 5: Solve for x
x = 42,255,224,837,286,903,808/7,342,283,851.14 - Step 6: Final answer
x = 5,755,051,928.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.